.container{
    width: 1000px;
    margin: 0 auto;
    background-color: #42eb33;
}

h1{
    margin: 0 0 10px 0;
    padding: 0;
}

ul,li{
    margin: 0;
    padding: 0;
}

li{
    list-style: none;
}

a{
    text-decoration: none;
}

.sep{
    height: 60px;
}

/* 垂直菜单 */
.menu1{
    width: 200px;
    height: 160px;
    background-color: rgb(37, 191, 238);
}

.menu1 li{
    width: 200px;
    height: 39px;
    line-height: 39px;
    background-color: rgb(248, 184, 184);
    border-bottom: palevioletred 1px solid;
}

.menu1 a{
    display: block;
    width: 170px;
    height: 39px;
    padding-left: 20px;
    color: white;
    border-left: yellow 10px solid;
}

.menu1 a:hover{
    background-color: rgb(185, 32, 32);
    border-left: 10px solid blanchedalmond;
}

/* 水平菜单 */
.menu2{
    width: 100%;
    height: 40px;
    background-color: rgb(248, 184, 184);
}

.menu2 li{
    float: left;
    width: 120px;
    height: 40px;
    line-height: 40px;
    text-align: center;
}

.menu2 a{
    display: block;
    color:  white;
}

.menu2 a:hover{
    color: rgb(185, 32, 32);
    background-color: blanchedalmond;
}

/* 水平带垂直子菜单 */
.menu3{
    width: 100%;
    height: 40px;
    background-color: rgb(248, 184, 184);
}

.menu3 li{
    float: left;
    width: 120px;
    height: 40px;
    line-height: 40px;
    text-align: center;
}

.menu3 a{
    display: block;
    color:  rgb(117, 50, 50);
}

.menu3 a:hover{
    color: rgb(185, 32, 32);
    background-color: blanchedalmond;
    border-bottom: 1px solid red;
}

.menu3 .submenu{
    visibility: hidden;
    width: 120px;
}

.menu3 li:hover .submenu{
    visibility: visible;
    position: relative;
    z-index: 100;
}

.menu3 .submenu li{
    height: 35px;
    line-height: 35px;
}
